APA citiranje

Fennell, D. A. (2015). Ecotourism (4th ed.). Routledge.

Chicago Edition Citation

Fennell, David A. Ecotourism. 4th ed. London: Routledge, 2015.

MLA citiranje

Fennell, David A. Ecotourism. 4th ed. Routledge, 2015.